X-ray and diathermy cable



Jindrica]. nnects 1 The He y e be copper Wires 16 from e of conductor; for 40 from 0 1s provide increased PFeHe to com for some loss at the co 6 megohms per thousand feet or covered conductor at room OTHER REFERENCES temperature and greater than about $50 megohm P Synthetic RubbersA Review of Their Compositions,

thousand feet of covered conduct-or at room temperature. Properties, d U Ci l C427, {13 Department of Commerce, National Bureau of Standards; Issued References Cited by the Examiner 5 June 25, 1940, page FOREIGN PATENTS LARAMIE E. ASKIN, Primary Examiner.

552,273 5/1943 Great Britain. 613,220 11/1948 Great Britain. LEWIS MYERsExamme" 739,962 11/1955 Great Britain. H. HUBERFELD, Assistant Examiner. 

1. A FLEXIBLE CABLE FOR X-RAY AND DIATHERMY AND SIMILAR EQUIPMENT INCLUDING TWO OR MORE FLEXIBLE, METAL, ELECTRICAL CONDUCTORS; NEOPRENE RUBBER SURROUNDING ONE OR MORE OF THESE CONDUCTORS SERVING AS AN INSULATION, AND A SECONDARY NEOPRENE LAYER SERVING THE FUNCTION OF A SEMI-CONDUCTING CONVERING; A LAYER OF HIGH-GRADE ELECTRICAL INSULATION WHICH IS A RUBBER INSULATION BASED ON MATERIAL FROM THE GROUP CONSISTING OF NATRUAL, SBR AND BUTYL RUBBER COVERING THE CIRCUMFERENTIAL EXTENT OF THE NEOPRENE RUBBER; A SEMICONDUCTING LAYER OVER SAID HIGH-GRADE ELECTRICAL INSULATION; AND A PROTECTING COVERING OVER THE SEMI-CONDUCTING LAYER. 